Home / 162,003.37-223,564.08-90,383.35

Finding the Fourth Proportional to 162,003.37, 223,564.08 and 90,383.35

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Solution

The fourth proportional to 162,003.37, 223,564.08 and 90,383.35 is: 124,728.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,003.37 : 223,564.08 = 90,383.35 : x
  2. Step 2: Convert to fraction form
    162,003.37/223,564.08 = 90,383.35/x
  3. Step 3: Cross multiply
    162,003.37x = 223,564.08 × 90,383.35
  4. Step 4: Simplify right side
    162,003.37x = 20,206,470,490.07
  5. Step 5: Solve for x
    x = 20,206,470,490.07/162,003.37
  6. Step 6: Final answer
    x = 124,728.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.